Heating

Lennox heating equipment is designed to deliver outstanding warmth, efficiency and energy savings.

Setting the standard in heating performance

Engineered for quiet operation, dependable performance, and precise comfort control, Lennox' advanced features lead the industry in intelligent heating equipment design. So, no matter how cold it gets, we have the technology and expertise to meet your customers' home comfort needs.

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An impressive solution for every home

When you sell Lennox heating products, you're ready to keep every family comfortable through even the coldest winter, with the market's best equipment. Like the ENERGY STAR® Most Efficient-certified Dave Lennox Signature® Collection SLP99V, the quietest and most efficient gas furnace you can buy. Or the SL280V, the quietest gas furnace in its class.

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High rating in heating

Our heating products deliver consistently high customer ratings, all earning a minimum of four out of five stars, and many earning perfect five-star ratings. So you have everything you need to conquer the cold, and the market.

Dave Lennox Signature® Collection
Elite® Series
Merit® Series
 

Dave Lennox Signature Logo
Transcend Your Air.

Dave Lennox Signature® Collection is the ultimate in creating the ideal home. From supreme efficiency to unprecedented performance, this product family delivers incomparable comfort. For those unwilling to settle for anything less than extraordinary, there is only one option: Dave Lennox Signature® Collection.

Download the DLSC heating matrix >

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SLP99V Variable-Capacity Gas Furnace

The quietest and most efficient furnace you can buy

  • Precise Comfort® technology
  • SilentComfort™ fan motor
  • Duralok Plus™ Heat Exchanger
  • SureLight® hot surface ignition
  • Less than 2% air leakage
  • Up to 99.0% AFUE
  • Variable-speed fan motor
  • Limited lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Designed to integrate with iComfort® S30 thermostat, iHarmony® zoning system, PureAir™ S air filtration system
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SL297NV Variable-Speed, Ultra-Low Emissions Gas Furnace

First-in-class, lowest emission furnace on the market

  • SureLight® hot surface ignition
  • Less than 2% air leakage
  • Up to 97.5% AFUE
  • Durable tubular heat exchanger
  • Variable-speed fan motor
  • 20-year limited heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Designed to integrate with iComfort® S30 thermostat, iHarmony® zoning system, PureAir™ S air filtration system
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SL280NV Variable-Speed, Ultra-Low Emissions Gas Furnace

First-in-class, lowest emission furnace on the market

  • SureLight® hot surface ignition
  • Less than 2% air leakage
  • Up to 80% AFUE
  • Durable tubular heat exchanger
  • Variable-speed fan motor
  • 20-year limited heat exchanger warranty
  • Upflow/horizontal design
  • Designed to integrate with iComfort® S30 thermostat, iHarmony® zoning system, PureAir™ S air filtration system
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SL280V Variable-Speed Gas Furnace

The Quietest Furnace in its Class

  • SilentComfort™ technology
  • Duralok™ Heat Exchanger
  • SureLight® hot surface ignition
  • Less than 2% air leakage
  • Up to 80% AFUE
  • Variable-speed fan motor
  • 20-year limited heat exchanger warranty
  • Upflow/horizontal design
  • Designed to integrate with iComfort® S30 thermostat, iHarmony® zoning system, PureAir™ S air filtration system
 

Elite Series Logo

Elevate Your Air.

Elite® Series takes the Lennox promise of exceptional comfort and performance to the next level. This superior product family delivers remarkable efficiency. It's time to elevate your environment. It's time for Lennox Elite.

Download the Elite® heating matrix >

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EL296V High-Efficiency, Two-Stage Gas Furnace

High-Efficiency, variable-speed gas furnace

  • Duralok Plus™ Heat Exchanger
  • SureLight® hot surface ignition
  • Less than 2% air leakage
  • Up to 96% AFUE
  • Variable-speed fan motor
  • Limited lifetime heat exchanger warranty
  • Ultra-low, continuous fan speed for 24 hour IAQ benefit
  • Upflow/horizontal or dedicated downflow designs
  • Designed to integrate with iComfort® S30 thermostat, iHarmony® zoning system, PureAir™ S air filtration system
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EL296E High-Efficiency, Two-Stage Gas Furnace

Two-stage furnace with Power Saver™

  • Duralok Plus™ Heat Exchanger
  • SureLight® hot surface ignition
  • Power Saver™ motor and Constant Torque ECM
  • Less than 2% air leakage
  • Up to 96% AFUE
  • Limited lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Designed to integrate with PureAir air purifier and iComfort E30 and ComfortSense® CS7500 thermostats
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EL280E Gas Furnace

Two-stage gas furnace with constant-torque motor design for even temperatures

  • Duralok™ Heat Exchanger
  • SureLight® hot surface ignition
  • Power Saver™ motor
  • Less than 2% air leakage
  • Up to 80% AFUE
  • 20-year limited heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Designed to integrate with PureAir air purifier and iComfort E30 and ComfortSense® CS7500/CS5500 thermostats
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EL196E Gas Furnace

Single-Stage furnace with Power Saver™ technology

  • Duralok™ Heat Exchanger
  • SureLight® hot surface ignition
  • Power Saver™ motor
  • Less than 2% air leakage
  • Up to 96% AFUE
  • Duralok Plus™
  • Limited lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Designed to integrate with PureAir air purifier and iComfort E30 and ComfortSense® CS7500/CS5500 thermostats
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EL195NE Ultra-Low Emissions Gas Furnace

First-in-class, lowest emission furnace on the market*

  • SureLight® hot surface ignition
  • Power Saver™ motor
  • Less than 2% air leakage
  • Up to 95% AFUE
  • Limited lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Designed to integrate with PureAir air purifier and iComfort E30 and ComfortSense® CS7500/CS5500 thermostats
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EL180NE Ultra-Low Emissions Gas Furnace

First-in-class, lowest emission furnace on the market*

  • SureLight® hot surface ignition
  • Power Saver™ motor
  • Less than 2% air leakage
  • Up to 80% AFUE
  • 20-year lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Designed to integrate with PureAir air purifier and iComfort E30 and ComfortSense® CS7500/CS5500 thermostats
 

Merit Series Logo
Ask More from Your Air. Welcome to the Lennox standard of excellence. Merit® Series is the introductory product line that raises the bar for heating equipment. Don't settle when it comes to the air inside your home - ask for more. Ask for Merit.

Download the Merit heating matrix >

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ML296V Gas Furnace

Variable-Speed gas furnace that heats the home evenly and efficiently

  • Duralok Plus™ Heat Exchanger
  • SureLight® hot surface ignition
  • Less than 2% air leakage
  • Up to 96% AFUE
  • Variable-speed fan motor
  • 20-year lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Design to integrate with iComfort® M30 thermostat and ComfortSense® CS5500/CS3000 thermostats
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ML196E Gas Furnace

Single-stage, 96% fuel-efficient gas furnace with Power Saver™ contant-torque motor design

  • Duralok Plus™ Heat Exchanger
  • SureLight® hot surface ignition
  • Power Saver™ motor
  • Up to 96% AFUE
  • 20-year lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Design to integrate with iComfort® M30 thermostat and ComfortSense® CS5500/CS3000 thermostats
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ML193E Gas Furnace

Single-stage gas furnace with constant-torque motor design for even temperatures and constant efficiency

  • Duralok Plus™ Heat Exchanger
  • SureLight® hot surface ignition
  • Power Saver™ motor
  • Less than 2% air leakage
  • Up to 93% AFUE
  • 20-year lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Design to integrate with iComfort® M30 thermostat and ComfortSense® CS5500/CS3000 thermostats
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ML180E Gas Furnace

Economical gas furnace with Power Saver™ technology

  • Duralok Plus™ Heat Exchanger
  • SureLight® hot surface ignition
  • Power Saver™ motor
  • Less than 2% air leakage
  • Up to 80% AFUE
  • 20-year lifetime heat exchanger warranty
  • Upflow/horizontal or dedicated downflow designs
  • Design to integrate with iComfort® M30 thermostat and ComfortSense® CS5500/CS3000 thermostats